What was the significance of the Boston massacre?

It marked the start of the American Revolution
It increased tensions between American colonist in England
It brought a temporary into colonial protest
England to close the port of Boston

The significance of the Boston Massacre was that it increased tensions between American colonists and England. The event, in which British soldiers fired on a crowd of colonists, further fueled anti-British sentiment and contributed to the growing desire for independence. The Boston Massacre is considered a key moment in the lead-up to the American Revolution.